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Missouri

$106+ Cheap flights from Portland (PDX) to Missouri

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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Cheap flight deals from Portland to Missouri

Keep the following information in mind while searching for Portland to Missouri flight deals. Data was last updated May 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$227
(Delta)

One-way from

$106
(Frontier)

Popular in

May

Cheapest in

November

Average price

$397

Good round-trip deal

$436 or less

Good one-way deal

$221 or less
Provider with most accurate pricing for Portland-Kansas City flight deals.
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Provider most trusted by Cheapflights users for Portland-Kansas City flights.
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From Portland to Missouri
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One-way flight from Portland to Missouri
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Highest demand for flights based on searches. 4% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Portland to Missouri.
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Price to beat on a one-way flight from Portland to Missouri.
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Find flight deals from Portland to Missouri

Cheapest flights from Portland to Missouri
Explore the most affordable flight options available from Portland to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2025.

This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/3012:52 amPDX - STL
1 stop7h 41mDelta
Wed 7/167:15 pmSTL - PDX
1 stop6h 20mDelta
Deal found 5/12$227
This CheapOair deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:35 amPDX - STL
1 stop24h 34mFrontier
Wed 6/48:11 pmSTL - PDX
1 stop16h 04mFrontier
Deal found 5/12$240
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/35:20 amPDX - STL
2 stops10h 25mSouthwest
Tue 6/246:15 pmSTL - PDX
1 stop7h 10mSouthwest
Deal found 5/11$272
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/143:14 pmPDX - STL
1 stop6h 45mAmerican Airlines
Mon 6/237:47 pmSTL - PDX
1 stop6h 49mAmerican Airlines
Deal found 5/12$273
This Mytrip deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/41:37 pmPDX - MCI
1 stop27h 26mSpirit Airlines
Thu 6/59:07 pmMCI - PDX
2 stops21h 38mSpirit Airlines
Deal found 5/11$285
This Booking.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/211:59 pmPDX - MCI
1 stop8h 33mMultiple Airlines
Tue 7/87:50 pmMCI - PDX
1 stop15h 28mMultiple Airlines
Deal found 5/11$288
This Frontier deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/116:35 amPDX - MCI
1 stop10h 40mFrontier
Mon 6/308:01 pmMCI - PDX
1 stop6h 18mFrontier
Deal found 5/11$289
This American Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/311:59 pmPDX - SGF
1 stop6h 48mAmerican Airlines
Sat 6/75:33 pmSGF - PDX
1 stop7h 31mAmerican Airlines
Deal found 5/11$289
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/194:15 pmPDX - STL
1 stop5h 44mUnited Airlines
Tue 6/246:10 amSTL - PDX
1 stop8h 12mUnited Airlines
Deal found 5/12$292
This Hawaiian Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/411:11 amPDX - MCI
Nonstop3h 29mHawaiian Airlines
Wed 6/115:20 pmMCI - PDX
Nonstop3h 54mHawaiian Airlines
Deal found 5/11$297
This United Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/284:05 pmPDX - MCI
1 stop5h 23mUnited Airlines
Tue 11/411:40 amMCI - PDX
1 stop8h 25mUnited Airlines
Deal found 5/11$302
This Hawaiian Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/271:25 pmPDX - STL
1 stop8h 39mHawaiian Airlines
Tue 6/37:00 amSTL - PDX
1 stop7h 18mHawaiian Airlines
Deal found 5/12$306

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 12, 2025.
Use the filters below to find and compare flights from Portland to Missouri that are best for you.

Fly from

Portland

Fly to

Missouri

Route

Depart

Return

Price

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Mon 6/30

12:52 am-10:33 am

1 stop7h 41m

Lambert-St Louis

Wed 7/16

7:15 pm-11:35 pm

1 stop6h 20m

$227

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Thu 5/29

6:35 am-9:09 am

1 stop24h 34m

Lambert-St Louis

Wed 6/4

8:11 pm-10:15 am

1 stop16h 04m

$240

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 6/3

5:20 am-5:45 pm

2 stops10h 25m

Lambert-St Louis

Tue 6/24

6:15 pm-11:25 pm

1 stop7h 10m

$272

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Sat 6/14

3:14 pm-11:59 pm

1 stop6h 45m

Lambert-St Louis

Mon 6/23

7:47 pm-12:36 am

1 stop6h 49m

$273

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Wed 6/4

1:37 pm-7:03 pm

1 stop27h 26m

Kansas City

Thu 6/5

9:07 pm-4:45 pm

2 stops21h 38m

$285

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Wed 7/2

11:59 pm-10:32 am

1 stop8h 33m

Kansas City

Tue 7/8

7:50 pm-9:18 am

1 stop15h 28m

$288

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Wed 6/11

6:35 am-7:15 pm

1 stop10h 40m

Kansas City

Mon 6/30

8:01 pm-12:19 am

1 stop6h 18m

$289

PortlandSpringfield

PDX - SGF

PDXSGF

Portland

Tue 6/3

11:59 pm-8:47 am

1 stop6h 48m

Springfield-Branson

Sat 6/7

5:33 pm-11:04 pm

1 stop7h 31m

$289

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Thu 6/19

4:15 pm-11:59 pm

1 stop5h 44m

Lambert-St Louis

Tue 6/24

6:10 am-12:22 pm

1 stop8h 12m

$292

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Wed 6/4

11:11 am-4:40 pm

Nonstop3h 29m

Kansas City

Wed 6/11

5:20 pm-7:14 pm

Nonstop3h 54m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 48 results
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Best time to book a flight from Portland to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Missouri

What is the cheapest month to book a flight from Portland to Missouri?

Currently, August is the cheapest month in which you can book a flight from Portland to Missouri (average of $311). Flying from Portland to Missouri in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to MO?

Find hourly flight availability from Portland to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2025.

When flying from Portland to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Missouri by month

Plan your trip to Missouri by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Missouri ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Missouri when rainfall is around 1.1 in.

Temperature in Missouri by month

Plan your trip to Missouri by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Missouri, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated May 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Portland to Missouri. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,290 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,431 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Portland to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Missouri?

    Most people fly from Portland (PDX) if they book a flight from Portland to Missouri. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • What are the cheapest airlines to fly from Portland to Missouri one-way?

    $106 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Hawaiian Airlines, with prices starting from $111 and $113, respectively.

  • What are the most popular routes from Portland to Missouri?

    The most popular flight routes from Portland to Missouri are Portland - Kansas City, Portland - Lambert-St Louis and Portland - Springfield-Branson.

  • What are the cheapest flights from Portland to Missouri?

    The cheapest flight price from Portland to Missouri is $506. On average you can expect to pay $806. The most popular route, (Portland - Kansas City), can usually be booked for $223.

  • Can I find deals for flights from Portland to Missouri that include hotel bookings?

    Yes. In addition to deals on Portland to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Missouri.

  • Can I find deals for business class flights from Portland to Missouri?

    Yes. Cheapflights offers flight deals from Portland to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Missouri?

    Currently, August is the cheapest month in which you can book a flight from Portland to Missouri (average of $311). Flying from Portland to Missouri in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Portland to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Portland to Missouri

Discover the top 8 airlines that operate flights from Portland to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$180FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$125Average$181FlexibilityNo cancel feeOn-time65%
DeltaCheapest$177Average$337FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$427FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$226Average$455FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$228Average$459FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$252Average$444FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$298Average$447FlexibilityNo cancel feeOn-time85%

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